* {
  margin: 0px;
  padding: 0px;
}
body {
  text-align: center;
  font-size: 13px;
}
h1 {
  font-size: 22px;
}
input {
  padding: 2px 3px;
  width: 100px;
  border: 1px solid #ccc;
  margin: 5px;
}
a {
  color: #00f;
}
.btn {
  height: 22px;
  line-height: 22px;
  padding: 1px 10px;
  background-color: #2C97E8;
  color: #fff;
  display: inline-block;
  cursor: pointer;
  transition: opacity 0.8s;
}
.btn:hover {
  opacity: 0.6;
}
.btn:active {
  opacity: 1;
}
.strong {
  color: #f00;
}
.item {
  margin: 10px 0px;
}
.item p {
  margin: 5px;
}
.input-send {
  width: 350px;
}
.change-cid {
  margin: 20px auto;
  border: 1px solid #ae0000;
  max-width: 512px;
  width: 88%;
  padding: 10px;
}
.change-cid input {
  width: 200px;
}
.print-wall {
  overflow: auto;
  margin: 10px auto;
  padding: 20px;
  border: 1px solid #888;
  height: 300px;
  max-width: 100%;
  width: 95%;
  text-align: left;
}
.print-wall p {
  margin: 10px 0px;
  word-wrap: break-word;
}
